General

  • Target

    JaffaCakes118_2312702d8fca9ead6f65390864d9435b

  • Size

    987KB

  • Sample

    250225-21rqsssnz2

  • MD5

    2312702d8fca9ead6f65390864d9435b

  • SHA1

    cdcef5b43ad9392e6720d1b7aa832c2d4be05015

  • SHA256

    799ebb3ec22e153858f38b61a57211092d76ed1430374c2fc451487b20e1a05f

  • SHA512

    2610404171f67e85a53702d0db466b9d09326311a4b99c081072008fc1505b4c3d76bb8a01bcf597882584e33fff056ba405ef6245d3849523f85b14fc98c015

  • SSDEEP

    12288:LdnorlsxT+A/ixV+7Pgtbs/VxDK96c9O1kT+8LZtGdRrPRzMrcRMW+xIy/LhC6jx:eYZxPgEpKuMvOR4rKGl/LhC6yveXL

Malware Config

Extracted

Family

xtremerat

C2

crabgrass.crabdance.com

ᩴ幙�䣓枍㌗먨ᩇ夃㽲䒧얉镕毾crabgrass.no-ip.org

Targets

    • Target

      JaffaCakes118_2312702d8fca9ead6f65390864d9435b

    • Size

      987KB

    • MD5

      2312702d8fca9ead6f65390864d9435b

    • SHA1

      cdcef5b43ad9392e6720d1b7aa832c2d4be05015

    • SHA256

      799ebb3ec22e153858f38b61a57211092d76ed1430374c2fc451487b20e1a05f

    • SHA512

      2610404171f67e85a53702d0db466b9d09326311a4b99c081072008fc1505b4c3d76bb8a01bcf597882584e33fff056ba405ef6245d3849523f85b14fc98c015

    • SSDEEP

      12288:LdnorlsxT+A/ixV+7Pgtbs/VxDK96c9O1kT+8LZtGdRrPRzMrcRMW+xIy/LhC6jx:eYZxPgEpKuMvOR4rKGl/LhC6yveXL

    • Detect XtremeRAT payload

    • XtremeRAT

      The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.

    • Xtremerat family

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks